222240055 has 8 divisors (see below), whose sum is σ = 280724400. Its totient is φ = 168434496.

The previous prime is 222240043. The next prime is 222240071. The reversal of 222240055 is 550042222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 222240055 - 2⁹ = 222239543 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1169590 + ... + 1169779.

It is an arithmetic number, because the mean of its divisors is an integer number (35090550).

Almost surely, 2^222240055 is an apocalyptic number.

222240055 is a deficient number, since it is larger than the sum of its proper divisors (58484345).

222240055 is a wasteful number, since it uses less digits than its factorization.

222240055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2339393.

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 222240055 is about 14907.7179675496. The cubic root of 222240055 is about 605.7230659979.

Adding to 222240055 its reverse (550042222), we get a palindrome (772282277).

The spelling of 222240055 in words is "two hundred twenty-two million, two hundred forty thousand, fifty-five".